baber/WOPTO huggingface dataset:
Patent JP-2020192266-A (JP)
Title: Electric wheelchair
Inventor: KURODA MUTSUMI
IPC: B62B5/06
Filed: 2019-05-30
Abstract: To provide an electric wheelchair which enables a user seated on a seat part to easily get on and off and is easy to operate by clearing a space under the feet, and stabilizing the center of gravity balance while traveling.SOLUTION: An electric wheelchair includes a wheelchair body 50 and a drive mechanism 1 moving the wheelchair body 50 with a motor. The drive mechanism 1 connects an exterior case 2 where a handlebar 8 is connected to an upper part and a driving wheel 9 is connected to a lower part and which extends horizontally to the wheelchair body 50 freely rotatably with a connection mechanism 3 in the direction in which the direction of the driving wheel 9 can be changed. The connection mechanism 3 is provided with: a fixed frame 4 connecting both ends to a lower frame 63 of a pair of armrest frames 51 of the wheelchair body 50; a back and forth frame 5 which is connected to a rear end part of the fixed frame 4 and is arranged in a posture that it extends in a back and forth direction; and a rotary mechanism 7 freely rotatably connecting an end part of the back and forth frame 5 to the exterior case 2. The fixed frame 4 connects both end parts to a front part of the lower frame 63 and arranges the handlebar 8 at a front part of the wheelchair body 50.SELECTED DRAWING: Figure 1
Patent JP-2020197974-A (JP)
Title: Situation recognition device, situation recognition method, and situation recognition program
Inventor: TAKAOKA MASANORI
IPC: G08G1/16
Filed: 2019-06-04
Abstract: To provide a situation recognition device which contributes to the situation recognition capable of adjusting the criterion while keeping the amount of data prepared in advance small.SOLUTION: A situation recognition device 1 includes: a measuring part 10 for acquiring data of a situation to be recognized; a situation recognizing part 11 which detects an element object from the data acquired by the measuring part 10 and performs the situation recognition based on combination of the detected element objects; and a result output part 12 for outputting results determined by the situation recognizing part 11.SELECTED DRAWING: Figure 1
Patent JP-2020198745-A (JP)
Title: Switching power supply, and control circuit and control method thereof
Inventor: KAMAKURA TERUO
IPC: H02M3/28
Filed: 2019-06-05
Abstract: To provide a switching power supply that suppresses the reduction of an output current (electric power) while reducing the current circulating in a circuit when a voltage difference between the input and output is large.SOLUTION: A DAB type DC/DC converter which is one of switching power supply devices includes primary side and secondary side inverters 10 and 30, a transformer 20, and a control unit 40A for switching and controlling the inverters 10 and 30. When the control unit 40A adds a pulse pattern that turns on all of the H-side switches at the same time and/or a pulse pattern that turns on all of the L-side switches at the same time during the drive pulse for switching and driving the inverters 10 and 30, the duty ratio of the pulse pattern is changed according to a command value of the phase difference φ and the voltage ratio E1/E2 on the primary side/secondary side.SELECTED DRAWING: Figure 1
Patent JP-2020200241-A (JP)
Title: High-water-content water-in-oil emulsion cosmetic with high content of hydrophobic powder
Inventor: RIKIMARU AYUMI
IPC: A61K8/27
Filed: 2019-06-06
Abstract: To provide a high-water-content water-in-oil emulsion cosmetic with a high content of hydrophobic powder, having excellent stability and feeling in use.SOLUTION: A water-in-oil emulsion cosmetic contains the following (A)-(C) components, where the mass of an aqueous phase is 72-95 mass% relative to the total mass of the aqueous phase and an oil phase: (A) octyldodecyl xyloside, (B) hydrophobic powder, and (C) one or more aqueous polymer selected from hydrophobically modified polyurethane, a natural polymer and a derivative thereof.SELECTED DRAWING: None
Patent JP-2020202647-A (JP)
Title: Insulator for parallel winding and winding method
Inventor: HAN XU
IPC: H02K15/095
Filed: 2019-06-10
Abstract: To provide an insulator for parallel winding and a winding method which can wind coils with high space factors.SOLUTION: An insulator 4a for parallel winding comprises: a tooth end coating part 4at; an outer flange 4aout; an inner flange 4ain; and a slot coating part 4as, in which a lower part of the outer flange 4aout is provided with an electric wire end insertion port 4ak which penetrates in a radial direction, has the same width in a circumferential direction as width between the outer flange 4aout and the inner flange 4ain, and into which ends of a plurality of electric wires w are inserted by being arranged in the circumferential direction, and an upper surface of the tooth end coating part 4at is provided with a groove 4am which is flatly connected with the electric wire end insertion port 4ak, is notched in a fan shape from the outside in the radial direction toward the inside in the radial direction, and has depth of wire diameters of the electric wires w or more.SELECTED DRAWING: Figure 5
Patent JP-2020199902-A (JP)
Title: Speaker panel antenna for motor vehicle
Inventor: HIJIRIKAWA KATSURA
IPC: B60R11/02
Filed: 2019-06-11
Abstract: To realize an antenna which can be easily mounted on a motor vehicle.SOLUTION: A speaker panel 100 with an antenna includes a speaker panel integrated antenna including a speaker grille 10 serving as a speaker panel, a grounding conductor plate 20, and an antenna element 22. The speaker grille 10 is fixed to a motor vehicle so as to cover a speaker fixed to a vehicle body. The grounding conductor plate 20 is fixed to the back surface side of the speaker grille 10 and has a shape enclosing a periphery of the speaker. The antenna element 22 is integrally formed with the grounding conductor plate 20.SELECTED DRAWING: Figure 2
Patent JP-2020200510-A (JP)
Title: Substrate treatment method and substrate treatment apparatus
Inventor: TAKAHASHI TAKESHI
IPC: C23C16/455
Filed: 2019-06-11
Abstract: To provide a substrate treatment method improving a step coverage, and a substrate treatment apparatus.SOLUTION: A control method is for a substrate treatment apparatus including a treatment vessel having a liftable mounting table, a member forming a treatment space between the treatment vessel and the mounting table, a raw material gas supply part, a reactive gas supply part, and an exhaust part having a pressure control valve capable of adjusting an opening degree. A substrate treatment method includes an absorption step where a raw material gas is supplied to be absorbed on a substrate, a first purge step where an excessive raw material gas is exhausted, a reaction step where a reactive gas is supplied to react with the raw material gas, and a second purge step where an excessive reactive gas is exhausted. These steps are repeated. A gap width between the mounting table and the member and/or an opening degree of the pressure adjustment valve in the absorption step and/or the reaction step is smaller than the gap width between the mounting table and the member and/or an opening degree of the pressure adjustment valve in the first purge step and/or the second purge step.SELECTED DRAWING: Figure 5
Patent JP-2019206393-A (JP)
Title: Coating composition for container and other articles, and coating method
Inventor: JEFFREY NIEDERST
IPC: B65D25/14
Filed: 2019-06-18
Abstract: To provide a polymer (preferably a polyether polymer) for use in an article including a food or beverage container or a part of a food or beverage container.SOLUTION: An article includes a metal substrate and a cured coating present at least on a part of the metal substrate; the cured coating is formed by curing an aqueous coating composition; bisphenol A or diglycidyl ether of bisphenol A is contained in the aqueous coating composition in an amount of less than 100 ppm; the aqueous coating composition contains a polyether polymer, and the polyether polymer is present as a part of a polyether-acryl copolymer.SELECTED DRAWING: None
Patent JP-2021001124-A (JP)
Title: Non-aqueous solvent purifying method
Inventor: SHIOTANI YUI
IPC: C07C29/74
Filed: 2019-06-20
Abstract: To provide a non-aqueous solvent purifying method that includes a pretreatment step of removing water from an ion exchange resin containing water by passing a non-aqueous solvent for dehydration treatment, the method being characterized in that the amount of the non-aqueous solvent used for dehydration treatment in the pretreatment step is small.SOLUTION: The non-aqueous solvent purifying method includes: a pretreatment step of removing water from a granular resin having an ion exchange group by passing a non-aqueous solvent for the dehydration treatment through a packed layer of the granular resin having the ion exchange group before the dehydration treatment; a purification step of purifying the non-aqueous solvent to be purified by passing the non-aqueous solvent to be purified through the packed layer of the granular resin having the ion exchange group after the dehydration treatment. The granular resin having the ion exchange group is a granular resin having a central portion in which the ion exchange group is not introduced and a surface layer portion in which the ion exchange group is introduced.SELECTED DRAWING: None
Patent JP-2019186221-A (JP)
Title: Method for manufacturing positive electrode active material for nonaqueous electrolyte secondary battery, positive electrode active material for nonaqueous electrolyte secondary battery and nonaqueous electrolyte secondary battery using the same
Inventor: KANEDA Haruki
IPC: H01M4/505
Filed: 2019-06-26
Abstract: To provide a simple and safe method for manufacturing a positive electrode active material for a nonaqueous electrolyte secondary battery, which is superior in cycle characteristic and which achieves both thermal stability and charge/discharge capacity at a high level.SOLUTION: A method for manufacturing a positive electrode active material for a nonaqueous electrolyte secondary battery comprises: a crystallization step of adding an alkaline aqueous liquid solution to a mixed aqueous solution containing at least nickel and cobalt to cause crystallization, thereby obtaining a nickel-containing hydroxide represented by the general formula, NiCoM(OH); a mixing step of mixing the resultant nickel-containing hydroxide with a lithium compound and a niobium compound to obtain a lithium mixture; and a firing step of firing the lithium mixture at 700-820°C under an oxidizing atmosphere to obtain a lithium transition metal composite oxide.SELECTED DRAWING: None
Patent JP-2021006752-A (JP)
Title: Water supply tank and humidifier
Inventor: INAGAKI KAZUYUKI
IPC: F24F6/00
Filed: 2019-06-28
Abstract: To provide a water supply tank that is both easy to carry and easy to clean and has excellent convenience, without impairing the workability of water supply work.SOLUTION: A water supply tank is equipped with a water supply port 32 provided on a bottom surface of a tank body 31, and a bottom portion handle 34 provided on the bottom portion of the tank body 31 so as to project out from the tank body 31. While a tank cap 33 to be attached to the water supply port 32 is turned upward, the height of at least the closest part to the tank cap 33 in the bottom handle portion 34 is lower than the height of a lower surface of the tank cap 33. Therefore, when attaching/detaching the tank cap 33, the cap does not become difficult to turn and a hand gripping the cap does not collide with the bottom portion handle 34, so that the water supply tank with excellent convenient is provided.SELECTED DRAWING: Figure 7
Patent JP-2021011277-A (JP)
Title: Beverage server
Inventor: MITSUHATA SHINSUKE
IPC: B67D3/00
Filed: 2019-07-04
Abstract: To make it possible to pour out a beverage into a container silently and/or reduce a size of an area occupied by a beverage server and a bottle.SOLUTION: A beverage server 1 is configured to pour out a beverage housed in a bottle 10 into a container 20. The beverage server 1 includes: a bottle holding part 41 that holds in an inclined state the bottle 10 to which a valve assembly 30 is attached; and a nozzle holding part 42 that holds a pour-out nozzle 50. The pour-out nozzle 50 includes at one end thereof a receiving port 51 that receives an outlet 31 of the valve assembly 30 and at the other end thereof a pour-out port 52 and pours out a beverage into the container 20 from the pour-out port 52, the beverage flowing into the receiving port 51 from the bottle 10 through the valve assembly 30. An inclined angle β relative to an axis of the pour-out port 52 is larger than an inclined angle α relative to an axis of the bottle 10 held by the bottle holding part 41.SELECTED DRAWING: Figure 2
Patent JP-2019186223-A (JP)
Title: Antenna terminal cap and antenna terminal unit
Inventor: HIRANO AMI
IPC: H01R9/05
Filed: 2019-07-04
Abstract: To provide an antenna terminal cap that can take measures against immunity and can be easily attached and detached.SOLUTION: An antenna terminal cap 30 includes: a base portion 31 extending in a direction intersecting an axial direction; a cylindrical outer cylinder portion 32 extending along the axial direction from the base portion 31; a cylindrical fitting cylinder portion 33 extending in the axial direction from a radially inner side than the outer cylinder portion 32 of the base portion 31; and a shield member 40. The fitting cylinder portion 33 is externally fitted to an antenna terminal 20. The shield member 40 includes a conductive portion 42, disposed inside the fitting cylinder portion 33, covering a tip of the antenna terminal 20, and electrically connected to the antenna terminal 20.SELECTED DRAWING: Figure 4
Patent JP-2021013886-A (JP)
Title: Manufacturing method of catalytic converter
Inventor: OKA HIROSHI
IPC: B01D53/94
Filed: 2019-07-11
Abstract: To provide a manufacturing method of a catalytic converter, for preventing deformation of a case due to swelling of an elastic mat while press-fitting a catalyst having a lateral face wound with an elastic mat into an elliptic cylindrical case molded as a specification request.SOLUTION: A manufacturing method of a catalytic converter includes press-fitting an elliptic cylindrical catalyst having a lateral face wound with an elastic mat into an elliptic cylindrical case having cross sections similar to each other. The manufacturing method includes passing respectively in the described order steps of: a molding step of plastically deforming a cylindrical case to an elliptic cylindrical shape with a diameter shorter than that of a specification request, and recessing by plastic deformation a lateral face portion which has a large curvature and where the short diameters of an elliptic cylindrical case 11 are crossed; and a press-fitting step of press-fitting an elliptic cylindrical catalyst wound with an elastic mat into the elliptic cylindrical case 11 having the lateral face portion which has a large curvature and where the short diameters are crossed.SELECTED DRAWING: Figure 4
Patent JP-2019185058-A (JP)
Title: Optical modulation circuit, optical transmitter and optical modulation method
Inventor: OE MASAKI
IPC: H04B10/075
Filed: 2019-07-12
Abstract: To provide an optical modulation circuit which can make a modulator, such as a MZ optical modulator, operate optimally according to the modulation system of an inputted signal, and to provide an optical transmitter and an optical modulation method.SOLUTION: An optical modulation circuit 10 includes storage means 20 for registering a plurality of types of modulation amplitude information corresponding to the modulation system, data output means 30 for extracting the modulation amplitude information corresponding to the modulation system of an inputted data signal from the storage means 20, and outputting the data signal while adjusting the amplitude thereof based on the modulation amplitude information thus extracted, and modulation means 40 for receiving continuous light and the data signal having an adjusted amplitude, modulating the continuous light by the data signal having an adjusted amplitude, and outputting a modulation signal.SELECTED DRAWING: Figure 1
Patent JP-2021017865-A (JP)
Title: Fuel shut-off valve
Inventor: IINO TAKURO
IPC: F02M37/00
Filed: 2019-07-23
Abstract: To provide a mechanism for achieving a plurality of functions smaller in a fuel shut-off valve.SOLUTION: A fuel shut-off valve 10 includes an enclosure 100 for causing fuel vapor to circulate, and a lid body 200 for changing the direction of circulation of the fuel vapor to send the fuel vapor. The enclosure 100 includes: a housing 120 including a partition part 122 for partitioning an enclosure inside into an upper space CU and a lower space CL to have a communication hole 124; a check valve case 140 for supporting a check valve structure 142; and a cut-off valve case 160 for storing a float 162. The enclosure 100 is provided with a communication passage C10 for connecting a space C16 storing the float 162 and a space C14 in the check valve case 140, and including a feeding opening 168 of the cut-off valve case, the communication hole 124, and a reception opening 146 of the check valve case. The reception opening 146 is deviated from the feeding opening 168. The check valve case 140 includes an additional flow passage part C142 for causing the fuel vapor to circulate together with the communication hole.SELECTED DRAWING: Figure 7
Patent JP-2021019326-A (JP)
Title: Moving image encoding device, moving image encoding method, moving image alteration determination method, and moving image alteration determination program
Inventor: GOTO MASAKI
IPC: H04N19/85
Filed: 2019-07-23
Abstract: To provide an image encoding technique and a moving image alteration determination technique that can reliably detect the alteration of moving images.SOLUTION: A moving image encoding device 100 that encodes a moving image including frames continuous in time is provided. A moving image encoding unit 20 outputs a bit stream in which the moving image is encoded. A positional information generation unit 14 generates positional information in the frames based on time continuous information indicating the time continuousness of the frames. A coded information acquisition unit 22 acquires the coded information on the moving image based on the positional information. An inspection information generation unit 30 generates inspection information from the coded information. A multiplexing unit 40 multiplexes the bit stream and the inspection information.SELECTED DRAWING: Figure 1
Patent JP-2020017280-A (JP)
Title: Providing device, providing method, and providing program
Inventor: SUGIMOTO TSUTOMU
IPC: G06Q30/02
Filed: 2019-07-25
Abstract: To effectively provide information on a transaction object which a store wants to recommend to users.SOLUTION: A providing device includes: an acquisition unit that obtains introduction information which introduces a transaction object exhibited in an online shopping mall and on which a link to a content in which the transaction object is sold in the online shopping mall is set; and a providing unit that provides the introduction information to users via the content of the electronic online shopping mall.SELECTED DRAWING: Figure 1
Patent JP-2019194734-A (JP)
Title: Display device
Inventor: NAKAJIMA KAORI
IPC: G02F1/1333
Filed: 2019-07-31
Abstract: To provide a method of manufacturing a display device which prevents movement of a display panel due to vibration and shock to prevent the display panel from being damaged or moved from a desired position on a display device.SOLUTION: A method disclosed herein comprises: aligning an elastic member 5 located on a non-display surface 12 of a display panel 1 with a groove 32 formed on a holding frame 3 constituting a surface light source device 2; moving the elastic member 5 in a direction toward the holding frame 3 (direction shown by an arrow); and fitting the elastic member into the groove 32 to fix the display panel 1 to the holding frame 3.SELECTED DRAWING: Figure 4
Patent JP-2019220965-A (JP)
Title: Radio frequency (rf) power amplifier biasing circuit
Inventor: OLEKSANDR GORBACHOV
IPC: H03F1/32
Filed: 2019-07-31
Abstract: To provide an RF power amplifier for a WiFi application with high linearity by adjusting gain and phase properties over the duration of an entire signal transmission burst.SOLUTION: An RF power amplifier biasing circuit has a start ramp signal input, a main current source input, an auxiliary current source input, and an RF power amplifier. A ramp-up capacitor is connected to the auxiliary current source input. A ramp-up switch transistor is connected to the start ramp signal input and selectively connect the auxiliary current source input to the ramp-up capacitor. A buffer stage has an input connected to the ramp-up capacitor, and an output connected to the main current source input at a sum node. A mirror transistor has a gate terminal corresponding to an input of the RF power amplifier, and a drain terminal connected to the sum node and to the gate terminal.SELECTED DRAWING: Figure 4
Patent JP-2021024087-A (JP)
Title: Hole making tool for wiring box
Inventor: HITOTSUYA YUKIO
IPC: B23B45/14
Filed: 2019-07-31
Abstract: To provide a hole making tool for a wiring box capable of easily cutting a wall board and forming a hole for a wiring box.SOLUTION: A hole making tool for a wiring box comprises a supporting body capable of being held by a hand(s), a cover fitted to the supporting body and having a front face which can open, a rotary shaft fitted to the supporting body so that movement in an axial direction is possible, a rotary cutting blade provided so as to co-operate with the rotary shaft rolled by the driving force of a driving apparatus in the cover body, positioning means provided at the cover, a retractable locking piece provided at the lower part of the cover and a positional deviation prevention mechanism preventing the deviation of the position of the rotary cutting blade by positionally displacing the locking piece to the back side of the cover.SELECTED DRAWING: Figure 1
Patent JP-2020109345-A (JP)
Title: Plate type heat exchanger
Inventor: ZHANG ZHIFENG
IPC: F28F3/08
Filed: 2019-08-05
Abstract: To provide a plate type heat exchanger that has reduced difficulty in a process of soldering, brazing, or welding a connection pipe to a cover plate.SOLUTION: An embodiment of the present invention discloses a plate type heat exchanger. The plate type heat exchanger includes: a cover plate including a main body, openings formed in the main body, and flanges surrounding the openings and protruding from the main body of the cover plate outward of a heat exchanger; and connection pipes each including a first end portion and a second end portion located opposed to each other and a main body disposed between the first end portion and the second end portion. One of the first end portion of the connection pipe and the flange of the cover plate is inserted into the other of the first end portion of the connection pipe and the flange of the cover plate. According to the embodiment of the present invention, for example, difficulty in a process of soldering, brazing, or welding the connection pipe to the cover plate can be reduced.SELECTED DRAWING: Figure 1